Empirical: based on observations and experiments of theories, supported by evidence and details for every variable
Systematic: follows orderly and sequential procedures based on valid principles
Controlled: keeps all variables constant except those being tested/experimented on
Employs hypothesis: searches for facts, answers to questions, and solutions to problems
Analytical: shows analytical procedures in gathering data, whether historical, descriptive, or case study
Objective: unbiased and logical, findings based on real-life situations